body {
  min-width: 320px;
  max-width: 750px;
  width: 10rem;
  margin: 0 auto;
  line-height: 1.5;
  font-family: Arial,Helvetica;
  background: #f2f2f2;
  height: 2000px;
}
@media screen and (min-width: 750px) {
  html {
    font-size: 75px!important;
  }
}
.search-content {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 10rem;
  height: 1.1733rem;
  background-color: pink;
}
